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  4. Ibuilder Service Ltd

Ibuilder Service Ltd

ActiveMicro-entity accountsSpecialist contractorsLondon
Company number
15012040
Incorporated
19 Jul 20233 years trading
Registered office
Ibuilder Service Ltd, 66 Paul Street, London, EC2A 4NA
Nature of business
Other specialised construction activities n.e.c.
Accounts due in
199 days
30 Apr 2027
Net assets
£3,000▲
At 31 Jul 2025
Employees
0
Average during the year
From the Companies House register, 1 Oct 2026

Ibuilder Service Ltd is a 3-year-old private limited company registered in London, company number 15012040, one of 4,318 specialist construction companies in London. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.

Key dates

Worked out from the year end and filing history on the Companies House register.

Accounts due
30 Apr 2027
in 199 days
For the period to 31 Jul 2026
CT600 due
31 Jul 2027
in 291 days
Period 1 Aug 2025 to 31 Jul 2026
Corporation tax payment
1 May 2027
in 200 days
9 months and 1 day after the period end
Confirmation statement
1 Aug 2027
in 292 days
Last made up to 18 Jul 2026

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Finances

From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.

  • Net assets up £3,000 on the year before, to £3,000.
  • No employees reported for the latest year (directors are often not counted as employees).
  • Balance sheets on record for 2 years, 2024 to 2025.

Net assets by year

Net assets at each year end, 2024 to 2025£0£1,000£2,000£3,00031 July 2024: net assets £0£0202431 July 2025: net assets £3,000£3,0002025
Net assets at each year end, 2024 to 2025£0£1,000£2,000£3,00031 July 2024: net assets £0£0202431 July 2025: net assets £3,000£3,0002025
Year endNet assetsCashCurrent assetsOwed within a yearEmployees
31 Jul 2025£3,000£0£3,0000
31 Jul 2024£0£0£00

Where Ibuilder Service Ltd is registered

Ibuilder Service Ltd's registered office on a map of the UK

The registered office is in London (EC2A), in the Hackney local authority area, London. Show EC2A 4NA on a map.

Other trade companies in EC2A

What happens if Ibuilder Service Ltd files late

Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 30 April 2027.

Companies HouseAccounts deliveredPenalty
Up to 1 month late1 May 2027 to 31 May 2027£150
1 to 3 months late1 Jun 2027 to 31 Jul 2027£375
3 to 6 months late1 Aug 2027 to 31 Oct 2027£750
More than 6 months lateFrom 1 Nov 2027£1,500

Penalties double if the accounts were also late the year before.

HMRC (CT600)FromPenalty
1 day late1 Aug 2027£200
3 months late31 Oct 2027another £200
6 months late31 Jan 2028HMRC estimates the tax and adds 10% of the unpaid tax
12 months late31 Jul 2028another 10% of any unpaid tax

For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.

Company details

As held on the Companies House register.

Company number
15012040
Status
Active
Company type
Private limited company
Incorporated
19 July 2023 (3 years ago)
Registered office
Ibuilder Service Ltd, 66 Paul Street, London, EC2A 4NA
Nature of business
Other specialised construction activities n.e.c. (SIC 43999)
Year end
31 July (accounting reference date)
Accounts type
Micro-entity
Last accounts made up to
31 July 2025
Last confirmation statement
18 July 2026

Filing notes for specialist construction companies

Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.

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Frequently asked questions

When are Ibuilder Service Ltd's accounts due?

Ibuilder Service Ltd's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.

When is Ibuilder Service Ltd's CT600 due?

The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.

Is Ibuilder Service Ltd still trading?

Ibuilder Service Ltd is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.

What does Ibuilder Service Ltd do?

Ibuilder Service Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).

How old is Ibuilder Service Ltd?

Ibuilder Service Ltd was incorporated on 19 July 2023, 3 years ago.

What is the penalty if Ibuilder Service Ltd files its accounts late?

Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.

Official records

View Ibuilder Service Ltd on Companies House for filed documents, officers and the full history.

Report an error on this page

Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.

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